EP2148463A3 - Vorrichtung zur numerischen Array-Ausgabe, Verfahren zur numerischen Array-Ausgabe, Verschlüsselungsvorrichtung und Entschlüsselungsvorrichtung - Google Patents

Vorrichtung zur numerischen Array-Ausgabe, Verfahren zur numerischen Array-Ausgabe, Verschlüsselungsvorrichtung und Entschlüsselungsvorrichtung Download PDF

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Publication number
EP2148463A3
EP2148463A3 EP20090174508 EP09174508A EP2148463A3 EP 2148463 A3 EP2148463 A3 EP 2148463A3 EP 20090174508 EP20090174508 EP 20090174508 EP 09174508 A EP09174508 A EP 09174508A EP 2148463 A3 EP2148463 A3 EP 2148463A3
Authority
EP
European Patent Office
Prior art keywords
array output
array
numerical array
initial
numerical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP20090174508
Other languages
English (en)
French (fr)
Other versions
EP2148463A2 (de
Inventor
Yuichi Futa
Motoji Ohmori
Kaoru Yokota
Makoto Tatebayashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of EP2148463A2 publication Critical patent/EP2148463A2/de
Publication of EP2148463A3 publication Critical patent/EP2148463A3/de
Withdrawn legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • H04L9/3093—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy involving Lattices or polynomial equations, e.g. NTRU scheme

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  • Engineering & Computer Science (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
EP20090174508 2001-10-19 2002-10-15 Vorrichtung zur numerischen Array-Ausgabe, Verfahren zur numerischen Array-Ausgabe, Verschlüsselungsvorrichtung und Entschlüsselungsvorrichtung Withdrawn EP2148463A3 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2001321651 2001-10-19
EP20070012355 EP1841123A1 (de) 2001-10-19 2002-10-15 Verfahren und Vorrichtung zur Ausgabe einer numerischen Anordnung, Verschlüsselungsvorrichtung und Entschlüsselungsvorrichtung
EP02022986A EP1304829B1 (de) 2001-10-19 2002-10-15 Verfahren und Vorrichtung zur Ausgabe einer numerischen Anordnung, Verschlüsselungsvorrichtung und Entschlüsselungsvorrichtung

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP20070012355 Division EP1841123A1 (de) 2001-10-19 2002-10-15 Verfahren und Vorrichtung zur Ausgabe einer numerischen Anordnung, Verschlüsselungsvorrichtung und Entschlüsselungsvorrichtung
EP02022986A Division EP1304829B1 (de) 2001-10-19 2002-10-15 Verfahren und Vorrichtung zur Ausgabe einer numerischen Anordnung, Verschlüsselungsvorrichtung und Entschlüsselungsvorrichtung

Publications (2)

Publication Number Publication Date
EP2148463A2 EP2148463A2 (de) 2010-01-27
EP2148463A3 true EP2148463A3 (de) 2015-04-22

Family

ID=19138836

Family Applications (3)

Application Number Title Priority Date Filing Date
EP20090174508 Withdrawn EP2148463A3 (de) 2001-10-19 2002-10-15 Vorrichtung zur numerischen Array-Ausgabe, Verfahren zur numerischen Array-Ausgabe, Verschlüsselungsvorrichtung und Entschlüsselungsvorrichtung
EP02022986A Expired - Lifetime EP1304829B1 (de) 2001-10-19 2002-10-15 Verfahren und Vorrichtung zur Ausgabe einer numerischen Anordnung, Verschlüsselungsvorrichtung und Entschlüsselungsvorrichtung
EP20070012355 Withdrawn EP1841123A1 (de) 2001-10-19 2002-10-15 Verfahren und Vorrichtung zur Ausgabe einer numerischen Anordnung, Verschlüsselungsvorrichtung und Entschlüsselungsvorrichtung

Family Applications After (2)

Application Number Title Priority Date Filing Date
EP02022986A Expired - Lifetime EP1304829B1 (de) 2001-10-19 2002-10-15 Verfahren und Vorrichtung zur Ausgabe einer numerischen Anordnung, Verschlüsselungsvorrichtung und Entschlüsselungsvorrichtung
EP20070012355 Withdrawn EP1841123A1 (de) 2001-10-19 2002-10-15 Verfahren und Vorrichtung zur Ausgabe einer numerischen Anordnung, Verschlüsselungsvorrichtung und Entschlüsselungsvorrichtung

Country Status (5)

Country Link
US (1) US7233662B2 (de)
EP (3) EP2148463A3 (de)
DE (1) DE60223888T2 (de)
ES (1) ES2296862T3 (de)
NO (1) NO326812B1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7190791B2 (en) * 2002-11-20 2007-03-13 Stephen Laurence Boren Method of encryption using multi-key process to create a variable-length key
EP1616405A1 (de) * 2003-04-24 2006-01-18 Matsushita Electric Industrial Co., Ltd. Vorrichtung zur generierung von parameter für ntru, ntru verschlüsselungs- und entschlüsselungssystem, vorrichtung, methode und parametergenerierungseinheit
FR2861235B1 (fr) * 2003-10-17 2005-12-16 Sagem Procede de protection d'un algorithme cryptographique
WO2005098796A1 (ja) 2004-03-31 2005-10-20 Nec Corporation 暗号方式の安全性を保証するパディング適用方法
US7835978B2 (en) * 2005-12-23 2010-11-16 International Business Machines Corporation Method and system for linking an anonymous electronic trade order to an identity of a trader
US7668852B2 (en) * 2006-10-31 2010-02-23 Hewlett-Packard Development Company, L.P. Method for creating sketches of sets to permit comparison
EP3602383A4 (de) * 2017-03-21 2021-05-19 Tora Holdings, Inc. Sichere bestellabstimmung durch verteilung von daten und verarbeitung über mehrere segregierte berechnungsknoten
US10404458B1 (en) 2017-11-17 2019-09-03 ISARA Corporation Multi-round key encapsulation process
US10061636B1 (en) * 2017-12-22 2018-08-28 ISARA Corporation Conversion schemes for public key cryptosystems
US10031795B1 (en) * 2017-12-22 2018-07-24 ISARA Corporation Using conversion schemes in public key cryptosystems

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998008323A1 (en) * 1996-08-19 1998-02-26 Ntru Cryptosystems, Inc. Public key cryptosystem method and apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5142579A (en) * 1991-01-29 1992-08-25 Anderson Walter M Public key cryptographic system and method
KR20010002708A (ko) * 1999-06-17 2001-01-15 김동균 이진 정보 보호 전송방법
GB0013399D0 (en) * 2000-06-01 2000-07-26 Tao Group Ltd Decryption of cipher polynomials

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998008323A1 (en) * 1996-08-19 1998-02-26 Ntru Cryptosystems, Inc. Public key cryptosystem method and apparatus

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
DONALD E KNUTH ED - KNUTH D E: "The Art of Computer Programming Volume 2 seminumerical Algorithms Third edition , Modular Arithmetic", 1 January 1998, THE ART OF COMPUTER PROGRAMMING. VOL. 2 : SEMINUMERICAL ALGORITHMS, BOSTON, MA : ADDISON-WESLEY, US, PAGE(S) 284 - 294, ISBN: 978-0-201-89684-8, XP002445712 *
EDUARDO ABRIL AVELLANAS ET AL: "Ataques por mensajes rechazados sobre el NTRU", INTERNET CITATION, 30 September 2002 (2002-09-30), XP002445498, Retrieved from the Internet <URL:http://www.criptored.upm.es/guiateoria/gt_m035a.htm> [retrieved on 20070803] *
ELIANEJAULMES1ANDANTOINEJOUX2: "A Chosen-Ciphertext Attack against NTR", CRYPTO 2000:, 24 August 2000 (2000-08-24), XP055175027, Retrieved from the Internet <URL:http://www.iacr.org/archive/crypto2000/18800021/18800021.pdf> [retrieved on 20150309] *
SILVERMANN J H ET AL: "NTRU Cryptosystems Technical Report Report#16, Version 1: Protecting NTRU against chosen ciphertext and reaction attacks", INTERNET CITATION, 9 June 2000 (2000-06-09), XP002445497, Retrieved from the Internet <URL:http://www.ntru.com/cryptolab/pdf/NTRUTech016.pdf> [retrieved on 20070803] *
WIGLEY N ET AL: "SMALL MODULI REPLICATIONS IN THE MRRNS", PROCEEDINGS OF THE SYMPOSIUM ON COMPUTER ARITHMETIC. GRENOBLE, JUNE 26 - 28, 1991; [PROCEEDINGS OF THE SYMPOSIUM ON COMPUTER ARITHMETIC], LOS ALAMITOS, IEEE COMP. SOC. PRESS, US, vol. SYMP. 10, 26 June 1991 (1991-06-26), pages 92 - 99, XP000222162 *

Also Published As

Publication number Publication date
US20030081770A1 (en) 2003-05-01
DE60223888T2 (de) 2008-11-13
EP1304829A3 (de) 2004-06-09
EP1304829B1 (de) 2007-12-05
NO20025013L (no) 2003-04-22
ES2296862T3 (es) 2008-05-01
DE60223888D1 (de) 2008-01-17
NO20025013D0 (no) 2002-10-18
EP1304829A2 (de) 2003-04-23
EP1841123A1 (de) 2007-10-03
US7233662B2 (en) 2007-06-19
NO326812B1 (no) 2009-02-23
EP2148463A2 (de) 2010-01-27

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